ORIGINAL MESSAGE: (may be snipped)
On Thu, 6 Jun 2013 00:44:23 +0000 (UTC), KG7HF wrote:
>Hi Bill,
>I had an amp using the MRF1500 parts, based on the commercial Tokyo high
>power design.
>
>I also talked to the THP guys for a while at Dayton and they are phasing out
>their ARF1500 design using the Microsemi. The reason I was told is because of
>quality issues with the parts themselves.
>
>IMHO, it may be better to go with the NXP BLF578XR since it is a 1500W part
>although it is only 50V.
>
>Paul,
>kg7hf
REPLY:
Very interesting. My original thought was the NXP part but I was tempted by
the idea of a transformerless power supply and that means way more than 50
VDC.
Do you have a schematic of your ARF1500 amp? You said MRF, but I think that
was a typo, right?
73, Bill W6WRT
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